Quizzes on the Code

Special Equipment—Articles 604-675, 685-695 Choose the best answer: 1. How much feeder capacity needs to be in place to serve 10 elevator motors with generator field control? Assume one of the motors is 60 hp, and the others are 50 hp (all motors continuous rated) at 460V. Allow 8A for each of the 10 continuous control circuits. Also assume the nameplate current ratings match Table 430-150 values.

Photo Galleries

If you’re an electrical engineer striving to earn the highest salary possible, a move to California may be in your future — considering the fact that six of the top 10 highest paying cities for electrical engineers just happen to fall within that state’s borders.

According to in-house research conducted by EC&M in early 2015, nearly two-thirds (64.06%) of the 543 electrical contractors responding to a purchasing practices survey said they currently buy electrical products online.

If you are like most facilities managers, you probably think busway is maintenance-free. There are no moving parts, so what could go wrong — right? Wrong. Check out these 13 photos, view the video online, and watch for the upcoming article in EC&M magazine on “Understanding Electrical Busway Vulnerabilities,” written by John A.

EC&M Webinars

The energy released during an arc flash event can result in severe damage to personnel, equipment, and property. While there are solutions which seek to improve the protection for each, this program will focus on personnel....More

Get more information on the important changes to the 2015 edition of NFPA 70E. More specifically, this event will address hazard analysis and FR clothing performance testing, focusing on the quantification of incident energy and ATPV (or Arc Rating)....More

Are you protected in the event of short circuit fault? Stainless steel cable ties provide a durable method of bundling, identifying and fastening cable in severe and harsh conditions.
Productivity. Reliability. Safety. We’ve Got You Covered....More

Productivity. Reliability. Safety. We’ve Got You Covered.
The connectors and crimping process make the Panduit solution unique. Offering the speed and safety of a compression connection, while exceeding the stringent requirements of IEEE Std 837-2002. Install in ANY weather. No burn permits needed....More

Arlington's TVBU810 delivers the ultimate in versatility for installing wall-mounted TVs in new or retrofit projects. You can install it horizontally or vertically to ensure proper positioning of low voltage connections behind the TV....More